Home / 2,616,503.40-3,921,839.10-1,018,535.40

Finding the Fourth Proportional to 2,616,503.40, 3,921,839.10 and 1,018,535.40

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Solution

The fourth proportional to 2,616,503.40, 3,921,839.10 and 1,018,535.40 is: 1,526,667.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,503.40 : 3,921,839.10 = 1,018,535.40 : x
  2. Step 2: Convert to fraction form
    2,616,503.40/3,921,839.10 = 1,018,535.40/x
  3. Step 3: Cross multiply
    2,616,503.40x = 3,921,839.10 × 1,018,535.40
  4. Step 4: Simplify right side
    2,616,503.40x = 3,994,531,956,454.14
  5. Step 5: Solve for x
    x = 3,994,531,956,454.14/2,616,503.40
  6. Step 6: Final answer
    x = 1,526,667.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.